 | Central Park Hotel London | 3.0 star rating | 294 | Bayswater |
 | Central Park Hotel (Finsbury Park) London | 3.0 star rating | 309 | Finsbury Park |
 | Chamberlain Hotel London | 4.0 star rating | 64 | Tower Bridge |
 | Chancery Lane Residence Hotel London | 3.0 star rating | 8 | Barbican |
 | Channins Hounslow Hotel London | 1 Star | 47 | Heathrow Airport |
 | Charismatic London Apartment Hotel | Apartment 1st Category | | Croydon |
 | Charlies Hotel London | 2.0 star rating | 25 | Finsbury Park |
 | Chelsea Cloisters Hotel London | Aparthotel 3* | 190 | Chelsea |
 | Cheshire Hotel London | 3.0 star rating | 38 | Oxford Street |
 | Chic Zone 2 London Apartment Hotel | Apartment 1st Category | | Greenwich |
 | Chiswick Rooms Hotel London | 4.0 star rating | 20 | Hammersmith |
 | Chrysos Hotel London | 3.0 star rating | 60 | Paddington |
 | Churchgate Hotel London | 3.0 star rating | 85 | Stansted Airport |
 | Circus Apartments by BridgeStreet Hotel London | 4.0 star rating | 45 | Docklands |
 | Cisswood House Hotel London | 3.0 star rating | 51 | Gatwick Airport |
 | Citadines Barbican Apartments Hotel London | 3 Keys | 129 | Barbican |
 | Citadines Holborn - Covent Garden London Hotel | 4.0 star rating | 192 | Covent Garden |
 | Citadines South Kensington London Hotel | Aparthotel 4* | 92 | South Kensington |
 | Citadines St Mark's Islington London Hotel | 4.0 star rating | 80 | Islington |
 | Citadines Trafalgar Square London Hotel | 3 Keys | 187 | Trafalgar Square |
 | citizenM London Bankside Hotel | 3.0 star rating | 192 | Southwark |
 | City Continental Kensington Hotel London | 3.0 star rating | 60 | Earls Court |
 | CITYLIVEIN WEMBLEY Hotel London | Residence | 452 | Wembley |
| City Nites London Canary Wharf Hotel | 4.0 star rating | 19 | Docklands |
 | City Reach Serviced Apartments Hotel London | 4.0 star rating | 15 | Docklands |
| Claridge's Hotel London | 5.0 star rating | 203 | Oxford Street |
| Clarion Collection Hotel Richmond Gate London | Without Official Category | | Richmond |
 | Clayton Crown Hotel London | 4.0 star rating | 152 | Cricklewood |
 | Clayton Hotel Chiswick London | 4.0 star rating | 227 | Richmond |
 | Clink 261 Hostel Hotel London | Hostel | 25 | Kings Cross |
 | Clink 78 Hotel London | Guest House | 125 | Kings Cross |
 | Club Quarters Lincoln's Inn Fields Hotel London | 3.0 star rating | 157 | Holborn |
 | Collingham Serviced Apartments Hotel London | 3.0 star rating | 25 | Kensington |
 | Columbia Hotel London | 2.0 star rating | 103 | Bayswater |
| Comfort Hotel Enfield London | 3.0 star rating | | Enfield |
 | Comfort Hotel Harrow London | 3.0 star rating | 73 | Wembley |
 | Comfort Inn Buckingham Palace Road Hotel London | 3.0 star rating | 50 | Victoria Station |
 | Comfort Inn Edgware Road W2 Hotel London | 3.0 star rating | 40 | Marble Arch |
 | Comfort Inn Hyde Park Hotel London | 3.0 star rating | 29 | Bayswater |
 | Comfort Inn St.Pancras Kings Cross Hotel London | 3.0 star rating | 63 | Kings Cross |
 | Comfort Inn & Suites Kings Cross Hotel London | 4.0 star rating | 14 | Kings Cross |
 | Comfort Inn Victoria Hotel London | 3.0 star rating | 48 | Victoria Station |
 | Comfort Inn Westminster Hotel London | 3.0 star rating | 54 | Victoria Station |
 | Comfort Luton Hotel London | 3.0 star rating | 44 | Luton Airport |
 | Commodore Hotel London | 4.0 star rating | 82 | Hyde Park |
 | COMO Metropolitan London Hotel | 5.0 star rating | 144 | Park Lane |
 | COMO The Halkin Hotel London | 5.0 star rating | 41 | Belgravia |
 | Connaught Hotel London | 5.0 star rating | 92 | Mayfair |
 | Conrad London St. James Hotel | 5.0 star rating | 256 | Westminster |
 | Contemporary London Apartment Hotel | Apartment 1st Category | | Croydon |